1. What are the common causes of epilepsy? Encephalitis, meningitis, traumatic brain injury, cerebrovascular disease, brain tumors, abnormal brain development, cerebral parasitic diseases, and metabolic diseases are all common causes of seizures. However, not all of the above diseases will lead to seizures. 2. Can the cause of all epilepsy be found? With the improvement of medical treatment, the understanding of the causes of epilepsy has become more and more advanced, but so far, there are still many epilepsy with unknown causes, and medical workers need to continue their efforts to explore them. 3. Is hippocampal sclerosis the cause of epilepsy? No. Hippocampal sclerosis is the most common cause of seizures, but not all hippocampal sclerosis causes seizures, and seizures caused by other causes may also lead to hippocampal sclerosis. 4. Is epilepsy hereditary? Epilepsy is generally not inherited, except for a few epilepsies caused by inherited metabolic diseases. However, studies have found that epilepsy has a certain genetic predisposition, but the mechanism of inheritance is not yet clear. 5. Is epilepsy contagious? Epilepsy is not an infectious disease, so it is not contagious.